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孵化专题文章

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显示文章61-75 in 孵化
Why Incubator Temperature Differs From Egg Shell Temperature
By Dr. Marleen Boerjan, Embryologist, Pas Reform - The most critical factor in commercial incubation is the temperature that the developing embryo experiences.
How to gauge optimum timing for pulling day old chicks
By Pas-Reform - This article looks at what factors influence the length of the incubation period for day-old chicks.
Single stage incubation has big advantages for turkeys
By Pas-Reform - The demand for the single stage incubation of turkey eggs is being stimulated by a greater awareness of the growing variability between batches of eggs, which is determined by flock age and genetic background.
Do hairline-cracked eggs influence hatchability and chick performance?
By Pas-Reform - In general, good quality eggs are selected and placed for incubation. This means that only clean eggs with shell intact should be placed on the setter trays.
Can Eggshell Quality be Determined by Shell Color?
Published by Alberta Agriculture, Food and Rural Development - Throughout the world, preference for a shell color in table eggs has differed and is based mainly on the visual appeal of the egg. For example, in North America the preference is for white-shelled...
Trouble Shooting Failures with Egg Incubation
By Mississippi State University - When incubation of eggs fails, indications are often available that a well trained professional uses for diagnosing the causes for failure. The report includes the more common symptoms for incubation failures, the causes...
Egg Grading
By The Canadian Food Inspection Agency - Grade requirements are set for eggs to protect the consuming public from undue risk. In grading eggs, the factors of interior quality, weight, cleanliness and shell construction are considered. These factors are...
Infrared Photography Is An Excellent Incubation Diagnostic Tool
By Joseph M. Mauldin, Extension Poultry Scientist, University of Georgia - During the last decade incubation temperature control has become more critical. The problems associated with controlling the temperature of high yielding breeder eggs during incubation...
Genetic progress inspires changes in incubator technology
By Dr Marleen Boerjan, Pas Reform Hatchery Technologies - Genetic changes in broiler and layer breeds have an effect on incubation conditions. Traditional setpoints must be reviewed, whereby scientific research and new technologies provide the tools...
Maximising uniformity through top-level hatchery practice
By Ir Lotte van de Ven, Pas Reform Hatchery Technologies - The greatest challenge for modern hatchery is to achieve uniform, high vitality flocks of day old chicks. Next to incubation technology, good hatchery management can greatly influence this. Uniformity...
Single stage incubation is the most natural choice
By Dr. Marleen Boerjan, Pas Reform Hatchery Technologies - What are the incubation needs of the developing embryo? To achieve the best results from commercial incubation we should focus on temperature in the setter, the most critical factor of embryonic...
Management and Control of egg size
By Ken Laughlin, group technical director, Aviagen, Scotland - The management and control of egg size presents some interesting challenges and opportunities as part of the overall management of broiler breeders.
What counts for chick quality?
By Ron Meijerhof, senior technical specialist, Hybro B.V., Boxmeer, The Netherlands - From experience and research we know that the quality of the day-old chick has a big influence on the start of the growing period and consequently on the final performance...
Basics of Incubation for the Home Flock
By Dan J. McGuire, Poultry Extension Assistant and Sheila E. Scheideler, Poultry Extension Specialist, University of Nebraska - Incubating eggs can be a rewarding experience for poultry hobbyists, science classes and 4-H club members. Most eggs hatched...
Guidelines for Prospective Contract Hatching Egg Producers
By Dan L. Cunningham, Poultry Science Department, The University of Georgia - Georgia ranks as the top broiler producing state in the United States, raising more than 7 billion pounds of chicken meat annually. The state's broiler industry has experienced...
 
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2012年 2月 9日 星期四